<template>
  <div class="detail-container">
    <!-- 顶部导航栏 -->
    <header class="header">
      <nav class="nav-container">
        <div class="nav-left">
          <button class="back-btn" @click="goBack">
            <span class="back-icon">←</span>
            返回
          </button>
          <h1 class="page-title">通知详情</h1>
        </div>
      </nav>
    </header>

    <!-- 主要内容区域 -->
    <main class="main-content">
      <div class="detail-wrapper" v-if="!loading && notificationDetail">
        <!-- 标题区域 -->
        <div class="detail-header">
          <h1 class="detail-title">{{ notificationDetail.title }}</h1>
          <div class="detail-meta">
            <span class="meta-item">
              <span class="meta-label">发布时间：</span>
              <span class="meta-value">{{ formatDate(notificationDetail.publishTime) }}</span>
            </span>
            <span class="meta-item" v-if="notificationDetail.viewCount">
              <span class="meta-label">浏览次数：</span>
              <span class="meta-value">{{ notificationDetail.viewCount }}</span>
            </span>
            <span class="meta-item">
              <span class="meta-label">状态：</span>
              <span class="meta-value status" :class="getStatusClass(notificationDetail.status)">
                {{ getStatusText(notificationDetail.status) }}
              </span>
            </span>
          </div>
        </div>

        <!-- 摘要区域 -->
        <div class="detail-summary" v-if="notificationDetail.summary">
          <h3>摘要</h3>
          <p>{{ notificationDetail.summary }}</p>
        </div>

        <!-- 内容区域 -->
        <div class="detail-content">
          <h3>详细内容</h3>
          <div class="rich-content" v-html="notificationDetail.content"></div>
        </div>
      </div>
      
      <!-- 加载状态 -->
      <div v-if="loading" class="loading-state">
        <div class="loading-spinner"></div>
        <p>加载中...</p>
      </div>

      <!-- 错误状态 -->
      <div v-if="!loading && !notificationDetail" class="error-state">
        <div class="error-icon">❌</div>
        <p class="error-text">通知信息不存在或已被删除</p>
        <button class="error-btn" @click="goBack">返回列表</button>
      </div>
    </main>
  </div>
</template>

<script setup>
import { ref, onMounted } from 'vue'
import { useRouter, useRoute } from 'vue-router'
import { getNotificationDetailService } from '@/api/home.js'

const router = useRouter()
const route = useRoute()
const notificationDetail = ref(null)
const loading = ref(true)

// 返回上一页
const goBack = () => {
  router.go(-1)
}

// 格式化日期
const formatDate = (dateString) => {
  if (!dateString) return ''
  const date = new Date(dateString)
  return date.toLocaleString('zh-CN', {
    year: 'numeric',
    month: '2-digit',
    day: '2-digit',
    hour: '2-digit',
    minute: '2-digit'
  })
}

// 获取状态样式类
const getStatusClass = (status) => {
  switch (status) {
    case 1:
      return 'status-published'
    case 0:
      return 'status-draft'
    default:
      return 'status-default'
  }
}

// 获取状态文本
const getStatusText = (status) => {
  switch (status) {
    case 1:
      return '已发布'
    case 0:
      return '草稿'
    default:
      return '未知状态'
  }
}

// 加载通知详情
const loadNotificationDetail = async () => {
  try {
    loading.value = true
    const notificationId = route.params.id
    if (!notificationId) {
      notificationDetail.value = null
      return
    }

    const result = await getNotificationDetailService(notificationId)
    if (result.code === 200 && result.data) {
      notificationDetail.value = result.data
    } else {
      notificationDetail.value = null
    }
  } catch (error) {
    console.error('加载通知详情失败:', error)
    notificationDetail.value = null
  } finally {
    loading.value = false
  }
}

onMounted(() => {
  loadNotificationDetail()
})
</script>

<style scoped lang="scss">
//@import '@/assets/css/notification-detail.css';
.detail-container {
    min-height: 100vh;
    background: #f5f5f5;
  }
  
  /* 顶部导航栏 */
  .header {
    background: linear-gradient(135deg, #6278db 0%, #635da6 100%);
    padding: 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
  }
  
  .nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px 20px;
  }
  
  .nav-left {
    display: flex;
    align-items: center;
    gap: 20px;
  }
  
  .back-btn {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 6px;
  }
  
  .back-btn:hover {
    background: rgba(255, 255, 255, 0.3);
  }
  
  .back-icon {
    font-size: 16px;
  }
  
  .page-title {
    color: white;
    font-size: 20px;
    font-weight: 600;
    margin: 0;
  }
  
  /* 主要内容区域 */
  .main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 30px 20px;
  }
  
  .detail-wrapper {
    background: white;
    border-radius: 15px;
    padding: 40px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  }
  
  /* 标题区域 */
  .detail-header {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid #f0f0f0;
  }
  
  .detail-title {
    color: #333;
    font-size: 28px;
    font-weight: 700;
    margin: 0 0 15px 0;
    line-height: 1.4;
  }
  
  .detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
  }
  
  .meta-item {
    display: flex;
    align-items: center;
    font-size: 14px;
  }
  
  .meta-label {
    color: #666;
    margin-right: 5px;
  }
  
  .meta-value {
    color: #333;
    font-weight: 500;
  }
  
  .meta-value.status {
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 12px;
  }
  
  .status-published {
    background: #d4edda;
    color: #155724;
  }
  
  .status-draft {
    background: #fff3cd;
    color: #856404;
  }
  
  .status-default {
    background: #e2e3e5;
    color: #495057;
  }
  
  /* 摘要区域 */
  .detail-summary {
    margin-bottom: 30px;
    padding: 20px;
    background: #f8f9fa;
    border-left: 4px solid #17a2b8;
    border-radius: 0 8px 8px 0;
  }
  
  .detail-summary h3 {
    color: #333;
    font-size: 18px;
    margin: 0 0 10px 0;
    font-weight: 600;
  }
  
  .detail-summary p {
    color: #666;
    font-size: 16px;
    line-height: 1.6;
    margin: 0;
  }
  
  /* 内容区域 */
  .detail-content {
    margin-bottom: 20px;
  }
  
  .detail-content h3 {
    color: #333;
    font-size: 20px;
    margin: 0 0 20px 0;
    font-weight: 600;
  }
  
  /* 富文本内容样式 */
  .rich-content {
    color: #333;
    font-size: 16px;
    line-height: 1.8;
  }
  
  .rich-content :deep(h1),
  .rich-content :deep(h2),
  .rich-content :deep(h3),
  .rich-content :deep(h4),
  .rich-content :deep(h5),
  .rich-content :deep(h6) {
    color: #333;
    margin: 20px 0 15px 0;
    font-weight: 600;
  }
  
  .rich-content :deep(p) {
    margin: 15px 0;
    line-height: 1.8;
  }
  
  .rich-content :deep(img) {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    margin: 15px 0;
  }
  
  .rich-content :deep(ul),
  .rich-content :deep(ol) {
    margin: 15px 0;
    padding-left: 30px;
  }
  
  .rich-content :deep(li) {
    margin: 8px 0;
    line-height: 1.6;
  }
  
  .rich-content :deep(blockquote) {
    margin: 20px 0;
    padding: 15px 20px;
    background: #f8f9fa;
    border-left: 4px solid #17a2b8;
    border-radius: 0 8px 8px 0;
    color: #666;
  }
  
  .rich-content :deep(table) {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  }
  
  .rich-content :deep(th),
  .rich-content :deep(td) {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #e9ecef;
  }
  
  .rich-content :deep(th) {
    background: #f8f9fa;
    font-weight: 600;
    color: #333;
  }
  
  /* 加载状态 */
  .loading-state {
    text-align: center;
    padding: 60px 20px;
  }
  
  .loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #17a2b8;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
  }
  
  @keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
  }
  
  /* 错误状态 */
  .error-state {
    text-align: center;
    padding: 60px 20px;
  }
  
  .error-icon {
    font-size: 64px;
    margin-bottom: 20px;
    opacity: 0.6;
  }
  
  .error-text {
    color: #999;
    font-size: 16px;
    margin: 0 0 20px 0;
  }
  
  .error-btn {
    background: linear-gradient(135deg, #17a2b8 0%, #138496 100%);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 20px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
  }
  
  .error-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(23, 162, 184, 0.3);
  }
  
  /* 移动端适配 */
  @media (max-width: 768px) {
    .nav-container {
      padding: 12px 15px;
    }
    
    .page-title {
      font-size: 18px;
    }
    
    .main-content {
      padding: 20px 15px;
    }
    
    .detail-wrapper {
      padding: 25px 20px;
    }
    
    .detail-title {
      font-size: 24px;
    }
    
    .detail-meta {
      flex-direction: column;
      gap: 10px;
    }
    
    .meta-item {
      font-size: 13px;
    }
  }
  
  @media (max-width: 480px) {
    .nav-left {
      gap: 15px;
    }
    
    .back-btn {
      padding: 6px 12px;
      font-size: 13px;
    }
    
    .page-title {
      font-size: 16px;
    }
    
    .detail-wrapper {
      padding: 20px 15px;
    }
    
    .detail-title {
      font-size: 20px;
    }
    
    .detail-summary {
      padding: 15px;
    }
    
    .rich-content {
      font-size: 15px;
    }
  }
</style> 